<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Moving text</title>
<script type="text/javascript">
var x = 0;
var y = 0;
function moveText()
	{			
		var locate = document.getElementById("mText");
		locate.style.position = "absolute";
		x++;
		y = y +5 ;
		locate.style.top = y + "px";
		locate.style.left = (x + Math.sin(x) )+ "px";
		locate.style.display = "block";
		
		document.body.appendChild(locate);
		setTimeout(moveText, 50);
	}
</script>
</head>
<body onload="moveText()">
<span id="mText">Do you really want to do this ?</span>
</body>
</html>